Dehydration - Symptoms & causes - Mayo Clinic
May 2, 2025 · Dehydration also can occur in anyone who doesn't drink enough water during hot weather. It's more likely in people who are active in the heat. Drinking more fluids usually fixes …
Dehydration - Diagnosis & treatment - Mayo Clinic
May 2, 2025 · If you or your child shows signs of serious dehydration, such as having no energy or not responding to others, seek immediate care at a hospital right away. If you have time to …
Dehydration - Doctors and departments - Mayo Clinic
May 2, 2025 · Dehydration is especially common and dangerous for infants, young children and older adults. Learn more about treating and preventing dehydration.
Can dehydration lead to serious complications?
Sep 12, 2016 · Dehydration occurs when you use or lose more fluid than you take in, and your body doesn't have enough water and other fluids to carry out its normal functions. If you don't …
Caffeine: Is it dehydrating or not? - Mayo Clinic
Aug 19, 2025 · No evidence of dehydration with moderate daily coffee intake: A counterbalanced cross-over study in a free-living population. PLOS One. 2014; doi:10.1371/journal.pone.0084154.
How to stay hydrated over the summer - Mayo Clinic Diet
Jul 13, 2022 · Fevers, vomiting, and diarrhea can cause severe dehydration — as do bladder infections and urinary tract infections (UTIs). Increasing your fluid intake is an important part of …
Recognizing and preventing heat-related illness - Mayo Clinic Press
Jun 23, 2025 · Dehydration, which reduces your ability to sweat. Drinking alcohol, which can affect your body temperature control. Overdressing in clothes that don’t allow sweat to …
Diabetes symptoms: When diabetes symptoms are a concern
Jun 27, 2023 · Fatigue Diabetes can make you feel very tired. This is called fatigue. It happens because high blood sugar disrupts the body's ability to use sugar for energy. Dehydration from …
Dehydration: How long does it take to hydrate again?
Jun 14, 2023 · "Recovery time for dehydration depends on the underlying cause and may also depend on how long you’ve been dehydrated. If your dehydration is severe enough that it …
Hematocrit test - Mayo Clinic
Severe dehydration may raise hematocrit. Your health care team will consider possible complicating factors when interpreting the results of your hematocrit test.